Unix Timestamp Generator & Converter
Generate current Unix time and convert seconds, milliseconds, dates, UTC, and local time.
Processing happens locally in your browser. Your files and inputs are not uploaded to our servers.
How to use Unix Timestamp Generator & Converter
- Use the live current timestamp or enter an epoch value.
- Choose seconds or milliseconds and convert it to readable dates.
- Enter a date-time to generate Unix seconds and milliseconds.
What Unix Timestamp Generator & Converter does
Unix time counts elapsed time from 1970-01-01 00:00:00 UTC. Most server timestamps use seconds, while JavaScript and some APIs use milliseconds.
Examples
- Convert `0` to the Unix epoch.
- Generate the current timestamp in seconds and milliseconds.
- Turn a local date-time into an ISO UTC value and epoch number.
Frequently asked questions
Is my input uploaded?
No. This tool processes its input locally in your browser. Normal page requests do not include the contents you enter or select.
How can I tell seconds from milliseconds?
Modern second timestamps are about 10 digits, while millisecond timestamps are about 13 digits. Always confirm the unit used by the source system.
Will it work in every browser?
The tool uses modern browser APIs. Current Chromium, Firefox, and Safari releases provide the best support; the page displays a clear error when a required capability is unavailable.